The Maya built their cities with advanced engineering

Maya civilization explained

The Maya built vast jungle cities that could accommodate up to 50,000 people, developed advanced mathematics—including the concept of zero—and created one of the Americas’ earliest writing systems. Though many cities later declined, their scientific and cultural achievements continue to shape our understanding of the ancient world.

See ten of the most amazing Mayan ruins

Hidden beneath the jungles of Mexico’s Yucatán Peninsula, Maya temples, pyramids, and cities reveal the civilization’s vast construction ambitions. Decades of archaeology have uncovered these sites, which are explored in detail in this guided video tour of 10 significant ruins.

The ancient engineers inspiring modern building practices

Modern concrete structures need replacing every 50 to 100 years, so why are buildings by the Maya, ancient Rome, and ancient China still standing strong? This article details how scientists are looking into humanity's past for clues on how to craft long-lasting structures. Part of the problem is adopting old material recipes to hold up to modern demands.

Chichen Itza was one of the Maya world’s most powerful cities

Chichen Itza was a major religious, cultural, and economic center on the northern Yucatán Peninsula, attaining prominence between approximately 800 and 1000 CE. It was largely abandoned by the 13th century for reasons that are still debated today.

The Alhambra’s medieval water system powered a palace-city

Built over centuries by Islamic rulers in medieval Spain, the Alhambra used canals and pressurized tanks to move water throughout the complex. Its sophisticated system supplied fountains, baths, and gardens, showcasing advanced medieval engineering.

The three theories explaining how the pyramids were built

There's no consensus over how the ancient monuments were built, and no blueprints left behind. But centuries of study have produced three competing theories: a simple, massive external ramp, a more complex internal ramp, or a highly sophisticated water elevator.

How women ascended the ranks in the highstakes world of Maya politics

Two bloodlines attained near total supremacy of the Maya civilization in contemporary central America: the lords of Tikal and the Kaanul Dynasty. The Kaanul, or snake, dynasty often used marriage to expand their empire, wedding their sorcerer queens to low-ranking rulers of desired lands. Read this Archaeology Magazine article to learn more about these Maya snake queens.

Experience Maya culture through art—both ancient and modern

This gallery showcases how Maya culture endures through both ancient monuments and modern artistic expressions, tracing visual traditions from pre-Columbian carvings and murals to contemporary works created by Maya artists.

See a 3D reconstruction of Tenochtitlan, the Aztec capital that was home to an estimated population of 200,000 to 400,000.

The Maya played a ballgame that symbolized the conflict between good and evil

Played on I-shaped courts across Mesoamerica, the Maya ballgame was a ritualized sport tied to cosmic struggle. Contrary to popular belief, the game did not involve mass sacrifice or basketball-style scoring.

How did the Inca build Machu Picchu?

How did the Inca, a people without iron or steel, build a city that has withstood hundreds of years of earthquakes and inclement weather? Machu Picchu stands atop steep landslide prone slopes and active fault lines and gets up to 80 inches of rain...

The Mississippian culture mastered corn cultivation, long-distance trade, and complex governance

From roughly 1100 to 1540, Mississippian peoples across what is now the Southeastern United States mastered corn cultivation, built political structures that organized large populations, and maintained trade networks that spanned much of the continent.

Ritual Maya dental ornaments may have prevented tooth decay

Analysis of Maya dental sealants shows they used plant resins and gums—some derived from pine with antibacterial properties—suggesting gemstone tooth inlays may have helped reduce infection while serving ritual and symbolic purposes.

The ancient Egyptians built prototypes of the modern Suez Canal

The idea to facilitate trade between the Mediterranean Sea and the Red Sea and connect the Eurasian continent was apparent even to pharaohs in the second millennium BCE. Though no physical traces remain, contemporary accounts attest to early, shorter versions of the canal, including from Herodotus.

The Ishango bone suggests mathematics was born about 20,000 years ago

Ancient civilizations developed mathematical systems for various purposes, including the Egyptians for the construction of the pyramids and the Ancient Greeks for logical reasoning in theorems. However, these systems were predated by the Ishango bone—found in the Democratic Republic of the Congo—whose notches suggest a base ten system, prime numbers, and simple mathematical operations.

The Greek city of Alexandria in Egypt helped form the template for modern cities

It was designed by Dinocrates, who studied under Hippodamus, the father of urban planning. Hippodamus preached that urban planning should take into account function, culture, and politics. Dinocrates' design of Alexandria meant applying Hippodamus' teachings on a scale never before attempted.

The canal became the first use of lock-and-lake system at a massive scale

The system centered around Gatun Lake, the largest human-made reservoir at the time, and two massive concrete locks that helped raise the ships 85 feet from sea level to the lake surface. The excavation was also the largest earth-moving project at the time, moving 240 million cubic yards of soil.

A bird's eye view of Teotihuacan

Dubbed Teotihuacán or City of the Gods by the Mexica, this city was first inhabited in the 2nd century CE and ultimately became an important cultural landmark for the Aztec empire. Located roughly 30 miles north of Mexico City, contemporary ruins contain a 200-foot tall Pyramid of the Sun, ancient neighborhood grids, and more. Explore the city in this virtual helicopter tour.

A Native American city in present-day Illinois once rivaled the size of medieval London

Around 1100, the city of Cahokia, the largest Mississippian settlement, reached a population of 15,000 to 20,000. Located across the Mississippi River from present-day St. Louis, it featured massive earthen pyramids and a central plaza the size of 35 football fields.

Watch the history of human migration that led to civilizations

Starting in Africa where they hunted with spears and fires, humans would gradually move out of the continent over thousands of years as they navigated crossing deserts, rivers, uneven terrain, and shifting climates. Development of technology, language, farming, and other societal structures helped build up the first civilizations.

To reach the afterlife, Egyptians lived in accordance with ma'at, or harmony

The ancient Egyptians held many beliefs about eternal life, fueling entire industries tasked with building tombs for the dead. Their leader, the pharaoh, was believed to be divine, and the lives of ordinary people were punctuated with ritual and myth. Learn more about their religion here.

Dubai and Barcelona are examples of smart cities

By integrating technology into public transit, utilities, and other municipal systems, these cities aim to reduce costs and enhance the quality of life for their residents. Some of these technologies include adaptive lighting, parking sensors, and underground waste systems.

COVID-19 disruptions revived ancient chinampa farming in Mexico City

When the pandemic disrupted food supply chains, chinamperos—farmers who cultivate the Aztec-era “floating gardens” built atop shallow lakebeds—shifted to direct sales in the city, boosting their visibility and reconnecting residents with a longstanding local agricultural tradition.

Essential pipes, sewers, and cables lie buried beneath New York City

The Department of Design and Construction offers a tour of its work sites, explaining the complex systems that exist underground. Gas, electrical, telecom pipes, and many others, sprawl out underneath the entire city, with dozens of maps that help workers know where they're placed. This layout is unusual compared to the rest of the country, where wires are often present and visible above ground.

In 1963, a basement renovation in Turkey revealed a passageway to a hidden, multilevel underground city that once housed as many as 20,000 people

Stonehenge was part of a much larger prehistoric landscape

Long before Stonehenge was built, the Salisbury Plain was already dotted with ceremonial sites, burial mounds, and large-scale earthworks. These landscape maps reveal a densely inhabited region shaped by sophisticated prehistoric communities with ambitious public projects.

Decoding the Indus Valley script

About 100 years ago, archaeologists uncovered an ancient city along the bank of the Indus River in eastern Pakistan that dated back to 2,500 BCE, though its urban planning, grid-like roads, brick-lined streets, multi-story homes, and sanitation and...

Stanford built a Google Maps for the Roman Empire, revealing how much it cost to travel in the ancient world

Graffiti dates back to at least ancient Pompeii, where citizens scrawled messages to one another on public walls

Electrical grids worldwide must double their power delivery capacity by 2050 to meet surging demand from AI and electric vehicles.

Crows are believed to have intelligence on par with a seven-year-old child and demonstrate complex behaviors, from problem-solving with tools to recognizing human faces.

Artificial coral reefs have been 3D printed from nontoxic, biodegradable terracotta clay, which coral polyps have used as a foundation for rebuilding marine ecosystems.

See how fireworks are made and learn how metals like magnesium and copper are responsible for different colors.

For centuries, Niagara Falls has been a magnet for daredevils seeking to conquer one of nature's most powerful wonders, with its 200-foot drop and water rushing at 32 feet per second with 280 tons of force.

Power lines are dotted with large, brightly colored balls to improve the visibility of these thin wires to helicopters and small planes and help prevent potential crashes.

The American Society of Civil Engineers' infrastructure report card gave the US a C in 2025, its highest grade since the project launched in 1998.

Gerrymandering works through two techniques: cracking opposing voters across districts to dilute their power, and packing them into a few to waste their votes in lopsided majorities.

See photos of Meteora, a mountainous site in central Greece, home to 14th-century monasteries perched atop soaring outcroppings.

The power and influence of the American presidency have expanded significantly over time—far beyond what the founders envisioned.

Volcanoes 'die' when their supply of magma runs out, if they are shifted away from their underlying magma reservoir, or if they get clogged by collapsing or their magma cooling back into rock.

Legendary architect Frank Lloyd Wright designed the SC Johnson headquarters in Wisconsin, aiming to make a cathedral-like workplace

Memecoins are a type of cryptocurrency—a form of digital currency with a wide variety of uses—created around popular 'memes,' or viral internet jokes.

Take a 3D tour of the Hajj, Islam's annual pilgrimage to Mecca, undertaken by over 1.5 million Muslims.

Sunflowers have long been a symbol of nuclear disarmament because they can extract large amounts of radioactive cesium from soil.

Scientists can determine Earth's past climate conditions by analyzing air trapped in microscopic bubbles within ice cores—columns of compressed snow layers that build up over hundreds of thousands of years.

The first robot in literature may have been a 'mechanical man' in 1907's 'Ozma of Oz,' a book in L Frank Baum's 'Wizard of Oz' series.

NBA superstar Victor Wembanyama spent the 2025 summer training with monks in central China to enhance his body and mind.

A Yale student wrote a profound essay about the consulting industry's influence on elite college students that was published in a book of her writing after she died in a post-graduation car accident.

Cultural norms about how to handle the bodies of loved ones in communities in West Africa have hampered Ebola responses.

SpongeBob exemplifies Aristotle's philosophy for living well because he understands that happiness doesn't come from external factors like money, recognition, or power.